Stackable chair with ribbed seat



FIG. 1 is a perspective of the design, this view taken from above and showing the left side thereof;

FIG. 2 is a right side view of the design; the opposite side being a mirror image thereof;

FIG. 3 is a front view of the design;

FIG. 4 is a top view of the design; and,

FIG. 5 is a rear view of the design.

FIGS. 2 through 5 have been shown on a reduced scale with respect to FIG. 1. 

The ornamental design for a stackable chair with ribbed seat, as shown and described. 